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Finding the Fourth Proportional to 269,078.58, 371,344.41 and 154,356.45

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Solution

The fourth proportional to 269,078.58, 371,344.41 and 154,356.45 is: 213,021.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,078.58 : 371,344.41 = 154,356.45 : x
  2. Step 2: Convert to fraction form
    269,078.58/371,344.41 = 154,356.45/x
  3. Step 3: Cross multiply
    269,078.58x = 371,344.41 × 154,356.45
  4. Step 4: Simplify right side
    269,078.58x = 57,319,404,854.94
  5. Step 5: Solve for x
    x = 57,319,404,854.94/269,078.58
  6. Step 6: Final answer
    x = 213,021.06

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